I have a new Products X-25 high capacity X25 .308/7.62X51 50round drums for sale.. You won't find these any cheaper! These are lifetime warrantied and full auto rated. THE best high capacity options on the market, period! FTF in FW/WeatherfordX25 Titanium color - $250 (they stopped offering color choices for X25) Will fit any SR-25 compliant AR-308 rifle, NOT Armalite AR10